<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>vue实例</title>
  <script src="./vue.js"></script>
</head>
<body>
  <div id="root">
    <div v-on:click="handleClick">
      {{ message }}
    </div>
    <item></item>
  </div>

  <script>
    Vue.component('item', {
      template: '<div>hello template</div>'
    }) 
    
    var vm = new Vue({
      el: '#root',
      data: {
        message: 'hello world'
      },
      methods: {
        handleClick: function() {
          console.log("clicked!")
        }
      }
    })
  </script>
</body>
</html>